<script lang="ts" setup>
  const props = defineProps<{
    value?: boolean;
  }>();

  const emit = defineEmits(['update:value', 'change']);

  const handleChange = (event: Event) => {
    const _value = (event.target as HTMLInputElement).checked;
    emit('update:value', _value);
    emit('change', _value);
  };
</script>

<template>
  <label class="indicator-light-switch">
    <input :value="props.value" :checked="props.value" type="checkbox" @change="handleChange" />
    <div class="panel"></div>
  </label>
</template>

<style scoped lang="less">
  .indicator-light-switch {
    input[type='checkbox'] {
      display: none;
    }
    .panel {
      position: relative;
      width: 60px;
      height: 60px;
      cursor: pointer;
      border-radius: 50%;
      background: linear-gradient(#dedede, #fdfdfd);
      box-shadow: 0 3px 5px rgb(0 0 0 / 25%), inset 0 1px 0 hsl(0deg 0% 100% / 30%),
        inset 0 -5px 5px hsl(0deg 0% 39% / 10%), inset 0 5px 5px hsl(0deg 0% 100% / 30%);
    }

    .panel::after,
    .panel::before {
      content: '';
      position: absolute;
      width: 20%;
      height: 20%;
      border-radius: 50%;
      left: 40%;
      top: 40%;
    }

    input:checked ~ .panel::after {
      display: none;
    }

    input:not(:checked) ~ .panel::before {
      display: none;
    }

    input:not(:checked) ~ .panel {
      background: linear-gradient(#eaeaea, #eaeaea);
    }

    .panel::after {
      background-color: #ddd;
      background: radial-gradient(40% 35%, #ccc, #969696 60%);
      box-shadow: inset 0 2px 1px rgb(0 0 0 / 15%), 0 2px 5px hsl(0deg 0% 78% / 10%);
    }

    .panel::before {
      background-color: #25d025;
      box-shadow: inset 0 3px 5px 1px rgb(0 0 0 / 10%), 0 1px 0 hsl(0deg 0% 100% / 40%),
        0 0 10px 2px rgb(0 210 0 / 50%);
    }
  }
</style>